{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000123","496:4960008281","496:4960007812","496:4960007426","490:4900000057","496:4960005963","496:4960008170","496:4960007164","496:4960008496","490:4900000046","490:4900000348","496:4960006897","496:4960008045","496:4960008865","496:4960008385","496:4960004974","496:4960007802","496:4960006508","490:4900000835","496:4960006890","496:4960008043","487:4870003981","490:4900000324","487:4870004264","496:4960007032"],"twin_admin_codes":[490,496,496,496,490,496,496,496,496,490,490,496,496,496,496,496,496,496,490,496,496,487,490,487,496],"twin_sims":[0.6171323759589142,0.4372200588041687,0.41659389703641325,0.26068873912506596,0.25989475222659975,0.25119273215937044,0.2506764596657292,0.24297076323491643,0.23595811081136367,0.23489640814159157,0.2276213333382721,0.2239240778763546,0.21396283270666525,0.20107146246951407,0.19471532563492655,0.19257438407492863,0.18969697861259496,0.1874345763294674,0.17969235858395263,0.17903836829826117,0.17750104983392673,0.17530779053985548,0.17501406996401545,0.174815872060162,0.17176444970865862],"twin_dists":[0.1276041431491856,0.1670610665043283,0.1718709522550961,0.21296470997897352,0.21320617108879075,0.2158836513457848,0.2160443398979455,0.2184683570432669,0.22071793599351963,0.22106230043688593,0.2234499404351673,0.22468272960145627,0.22807327886080653,0.23262365381844466,0.2349412356493444,0.23573366385207437,0.23680840704867617,0.23766147024677642,0.24063671349835886,0.24089215329347252,0.2414952274649612,0.24236208253014224,0.24247875696961502,0.24255756592050914,0.24377902909572732],"n_dims_used":45,"mean_confidence":0.9183531019422743},"coverage":{"mean_confidence":0.9183531019422743,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}